16111557

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{347}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 29532672

約数和(自身を除く): 13421115

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 67, 77, 99, 201, 231, 347, 469, 603, 693, 737, 1041, 1407, 2211, 2429, 3123, 3817, 4221, 5159, 6633, 7287, 11451, 15477, 21861, 23249, 26719, 34353, 46431, 69747, 80157, 162743, 209241, 240471, 255739, 488229, 767217, 1464687, 1790173, 2301651, 5370519, 16111557]

約数ペア:

[(1, 16111557), (3, 5370519), (7, 2301651), (9, 1790173), (11, 1464687), (21, 767217), (33, 488229), (63, 255739), (67, 240471), (77, 209241), (99, 162743), (201, 80157), (231, 69747), (347, 46431), (469, 34353), (603, 26719), (693, 23249), (737, 21861), (1041, 15477), (1407, 11451), (2211, 7287), (2429, 6633), (3123, 5159), (3817, 4221)]